CN216782328U

CN216782328U - Novel open mill

Info

Publication number: CN216782328U
Application number: CN202220315484.9U
Authority: CN
Inventors: 卢文波; 熊海洋; 徐兵
Original assignee: Hubei Tianxing Pharmaceutical Technology Co ltd
Current assignee: Hubei Tianxing Pharmaceutical Technology Co ltd
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-06-21
Anticipated expiration: 2032-02-16

Abstract

The utility model relates to the technical field of rubber processing machinery, and discloses a novel open mill which comprises a rack, a driving roller and a driven roller, wherein the driving roller and the driven roller are rotatably connected with the rack, a driving mechanism for driving the driving roller and the driven roller to rotate in opposite directions is arranged on one side of the rack, a feed hopper is arranged above the driving roller and the driven roller, a feed inlet is formed in the top end of the feed hopper, a discharge outlet is formed in the bottom end of the feed hopper, the discharge outlet is positioned right above the space between the driving roller and the driven roller, a rotating shaft is arranged at the discharge outlet in the feed hopper, the axis of the rotating shaft is parallel to the axis of the driving roller, two ends of the rotating shaft are rotatably connected with the side wall of the feed hopper, a plurality of shifting plates are uniformly arranged on the outer wall of the rotating shaft at intervals along the circumferential direction, and a driving device for driving the rotating shaft to rotate is arranged on the outer wall of the feed hopper. The open mill can realize automatic feeding and discharging, avoids rubber materials from being accumulated between the two rollers and being blocked, lightens the labor intensity of workers and improves the working efficiency.

Description

Novel open mill

Technical Field

The utility model relates to the technical field of rubber processing machinery, in particular to a novel open mill.

Background

The open mill is an open rubber mixing machine for short, and a rubber mill is used for preparing plasticated rubber and mixed rubber or is used for carrying out hot mixing and discharging rubber mixing machinery with an exposed roller. The existing open mill comprises a rack and two rollers which are rotatably connected with the rack in the horizontal direction, wherein the two rollers rotate oppositely, and after rubber materials are put into the two rollers, the rubber materials are uniformly wound on the surfaces of the rollers under the relative rotation extrusion of the two rollers to form a cushion shape. However, the rubber material is usually put between the two rollers manually, and workers need to bend the waist frequently, so that the workers are easy to suffer from occupational diseases such as lumbar muscle strain, lumbar disc herniation and the like after a long time; rubber material forms the rubber pad through the mill back, twines on the roller, needs the handheld cutter of workman to tailor into the strip with the rubber pad, and what the follow-up process of being convenient for throws material and transport wastes time and energy, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art, and provides a novel open mill which can realize automatic feeding and discharging, avoid the phenomenon that rubber materials are accumulated between two rollers and are blocked in the feeding process, reduce the labor intensity of workers and improve the working efficiency.

The technical purpose of the utility model is realized by the following technical scheme: a novel open mill comprises a frame, wherein a driving roller and a driven roller are arranged on the frame along the horizontal direction, the driving roller and the driven roller are rotatably connected with the frame, the axes of the driving roller and the driven roller are parallel to each other and are positioned in the same horizontal plane, one side of the frame is provided with a driving mechanism for driving the driving roller and the driven roller to rotate in opposite directions, a feed hopper is arranged above the driving roller and the driven roller, the top end of the feed hopper is provided with a feed inlet, the bottom end of the feed hopper is provided with a discharge outlet, the discharge outlet is positioned right above the space between the driving roller and the driven roller, a rotating shaft is arranged at the discharge outlet in the feed hopper, the axis of the rotating shaft is parallel to the axis of the driving roller, and the two ends of the rotating shaft are rotatably connected with the side wall of the feed hopper, the outer wall of pivot is provided with a plurality of switch-plate along circumference even interval, the length of switch-plate with the size phase-match of discharge gate, be provided with on the feeder hopper outer wall and be used for the drive pivot pivoted drive arrangement.

The utility model is further provided with: the stirring device is characterized in that a stirring shaft is arranged in the feeding hopper, the stirring shaft is positioned above the rotating shaft and is parallel to the rotating shaft, and a plurality of stirring rods are distributed on the outer wall of the stirring shaft.

The utility model is further provided with: drive arrangement includes driving motor one, action wheel and follows the driving wheel, driving motor one the output shaft with the one end transmission of pivot is connected, the pivot other end is provided with the action wheel, the both ends of (mixing) shaft all with the feeder hopper lateral wall rotates to be connected, the (mixing) shaft is close to the one end of action wheel is passed feeder hopper lateral wall and cover are established and are fixed with from the driving wheel, the action wheel with from the cover on the driving wheel be equipped with the belt.

The utility model is further provided with: the driving roller is far away from one side of the driven roller is provided with a cutting mechanism, the cutting mechanism comprises a cutting blade, a lead screw and a driving motor II, the lead screw is located above the driving roller in an inclined mode and parallel to the driving roller, the cutting blade is fixed on a tool apron, the tool apron is connected with the lead screw in a threaded mode through a nut seat, the two ends of the lead screw are connected with the rack in a rotating mode, the driving motor II is fixed at one end of the lead screw in the rack, and an output shaft of the driving motor II is connected with one end of the lead screw.

The utility model is further provided with: the guide rod is arranged on one side of the lead screw in parallel, two ends of the guide rod are fixed on the rack, a sliding block is sleeved on the guide rod and is in sliding connection with the guide rod, and the top end of the sliding block is fixedly connected with the bottom end of the tool apron.

The utility model is further provided with: the cutting blade is close to the one end of initiative roller is triangle point form.

The utility model is further provided with: the driving mechanism comprises a driving motor III, a driving gear and a driven gear, an output shaft of the driving motor III is connected with one end of the driving roller through a speed reducer, the driving gear is arranged at the other end of the driving roller, and the driven gear is arranged at one end of the driven roller and meshed with the driving gear.

The utility model has the beneficial effects that: according to the open mill, the feeding hopper is arranged, so that automatic feeding of the open mill can be realized, manual operation is not needed for feeding, the labor intensity of workers is reduced, meanwhile, the rotating shaft and the material shifting plate are arranged at the discharging port, rubber materials in the feeding hopper can be uniformly shifted out to a position between the two rollers, the rubber materials are uniformly dispersed between roll gaps of the driving roller and the driven roller, the condition that the rubber materials are accumulated between the two rollers and are blocked is avoided, the rotating speed can be controlled through the driving device, and therefore the discharging speed of the feeding hopper can be adjusted according to requirements; through setting up cutting mechanism, can carry out the automatic cutout ejection of compact to the rubber pad, need not artifical manually operation, improve work efficiency, can carry out nimble adjustment to the position of cutting blade according to the size of actual need cutting simultaneously.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of a novel open mill of the present invention;

FIG. 2 is an enlarged partial schematic view at A in FIG. 1;

FIG. 3 is a schematic view of the feed hopper of a new open mill of the present invention;

FIG. 4 is a schematic front view of a novel open mill of the present invention;

FIG. 5 is a schematic top view of a novel open mill of the present invention.

In the figure, 1, a frame; 2. an active roller; 3. a driven roller; 4. a feed hopper; 5. a rotating shaft 51 and a kickoff plate; 6. the device comprises a driving device 61, a first driving motor 62, a driving wheel 63, a driven wheel 64 and a belt; 7. a stirring shaft 71 and a stirring rod; 8. the cutting mechanism 81, the cutting blade 82, the lead screw 83, the second driving motor 84, the tool apron 85, the nut seat 86, the guide rod 87 and the sliding block; 9. the driving mechanism 91, the driving motors III and 92, the speed reducer 93, the driving gear 94 and the driven gear.

Detailed Description

The technical solution of the present invention will be clearly and completely described with reference to the specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.

Referring to fig. 1 and 3, a novel open mill comprises a frame 1, a driving roller 2 and a driven roller 3 are arranged on the frame 1 along the horizontal direction, the driving roller 2 and the driven roller 3 are rotatably connected with the frame 1, the axes of the driving roller 2 and the driven roller 3 are parallel to each other and are positioned in the same horizontal plane, one side of the frame 1 is provided with a driving mechanism 9 for driving the driving roller 2 and the driven roller 3 to rotate oppositely, a feed hopper 4 is arranged above the driving roller 2 and the driven roller 3, the top end of the feed hopper 4 is provided with a feed inlet, the bottom end of the feed hopper 4 is provided with a discharge outlet, the discharge outlet is positioned right above the space between the driving roller 2 and the driven roller 3, a rotating shaft 5 is arranged at the discharge outlet in the feed hopper 4, the axes of the rotating shaft 5 and the driving roller 2 are parallel to each other, both ends of the rotating shaft 5 are rotatably connected with the side wall of the feed hopper 4, the outer wall of the rotating shaft 5 is provided with a plurality of material stirring plates 51 at even intervals along the circumferential direction, the length of the material poking plate 51 is matched with the size of the discharge port, and a driving device 6 for driving the rotating shaft 5 to rotate is arranged on the outer wall of the feed hopper 4. When the open mill of the utility model is used, the rubber material is conveyed into the feed hopper 4 through the feed inlet by the scraper conveyer belt, the driving device 6 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the material shifting plate 51 to synchronously rotate, thereby taking out the rubber material in the feed hopper 4, and allowing the rubber material to fall between the driving roller 2 and the driven roller 3 from the discharge port, the arrangement of the feed hopper 4, can realize the automatic feeding of the open mill, does not need manual operation for feeding, reduces the labor intensity of workers, meanwhile, the rotating shaft 5 and the material shifting plate 51 are arranged at the discharge port, so that the rubber material in the feed hopper 4 can be uniformly shifted to a position between the two rollers, the rubber material is uniformly dispersed between the roll gaps of the driving roller 2 and the driven roller 3, the phenomenon that the rubber material is accumulated between the two rollers and is blocked is avoided, the rotating speed can be controlled by the driving device 6, so that the discharging speed of the feed hopper 4 can be adjusted according to requirements.

Specifically, a stirring shaft 7 is arranged in the feeding hopper 4, the stirring shaft 7 is positioned above the rotating shaft 5 and is parallel to the rotating shaft 5, and a plurality of stirring rods 71 are distributed on the outer wall of the stirring shaft 7. The setting of (mixing) shaft 7 and puddler 71 can carry out preliminary stirring to the rubber material in feeder hopper 4 and break up, makes its dispersion be the bulk sizing material of fritter, avoids appearing bold bulk or heap rubber material and leads to being difficult to the ejection of compact or get into between the roll gap of two rollers.

Referring to fig. 4, the driving device 6 includes a first driving motor 61, a driving wheel 62 and a driven wheel 63, an output shaft of the first driving motor 61 is in transmission connection with one end of the rotating shaft 5, the driving wheel 62 is arranged at the other end of the rotating shaft 5, two ends of the stirring shaft 7 are both in rotation connection with the side wall of the feeding hopper 4, one end of the stirring shaft 7 close to the driving wheel 62 penetrates through the side wall of the feeding hopper 4 and is fixedly sleeved with the driven wheel 63, and a belt 64 is sleeved on the driving wheel 62 and the driven wheel 63. Through a driving motor 61 drive pivot 5 rotation, pivot 5 drives the synchronous initiative of action wheel 62, and action wheel 62 passes through belt 64 and drives from driving wheel 63 and (mixing) shaft 7 rotation, and drive arrangement 6 of this embodiment only can realize through a driving motor 61 that drive pivot 5 and (mixing) shaft 7 rotate in step, reduces the energy consumption.

Referring to fig. 2 and 5, a cutting mechanism 8 is arranged on one side, away from the driven roller 3, of the driving roller 2, the cutting mechanism 8 comprises a cutting blade 81, a lead screw 82 and a second driving motor 83, the lead screw 82 is located above the driving roller 2 and parallel to the driving roller 2, the cutting blade 81 is fixed on a cutter holder 84, the cutter holder 84 is in threaded connection with the lead screw 82 through a nut holder 85, two ends of the lead screw 82 are rotatably connected with the frame 1, the second driving motor 83 is fixed on the frame 1 at one end of the lead screw 82, and an output shaft of the second driving motor 83 is connected with one end of the lead screw 82. After the rubber material is milled, the rubber material is wound on the driving roller 2 to form a rubber pad, in an initial state, the cutting blade 81 is positioned at one end of the screw rod 82 and is not contacted with the rubber pad on the driving roller 2, when the rubber pad needs to be cut after being formed, the second driving motor 83 is started to drive the screw rod 82 to rotate, so that the nut seat 85 drives the tool apron 84 and the cutting blade 81 to move along the screw rod 82, when the cutting blade 81 moves to the end part of the driving roller 2, contacts with the rubber pad and starts cutting the rubber pad, continues to move the cutting blade 81 along the screw 82, when the cutting blade is moved to the size required to be cut, the second driving motor 83 is stopped, the cutting blade 81 is stopped at a fixed position, because the driving roller 2 drives the rubber pad to rotate synchronously and has relative movement with the cutting blade 81, thereby realize the cutting to the rubber pad, the film that the cutting was got off can be carried to next step process through the conveyer belt. According to the open mill, the cutting mechanism 8 is arranged, so that rubber pads can be automatically cut and discharged, manual operation is not needed, the working efficiency is improved, and meanwhile, the position of the cutting blade 81 can be flexibly adjusted according to the cutting size required actually. Lead screw 82 one side parallel arrangement has guide arm 86, and guide arm 86 both ends are fixed in frame 1, and the cover is equipped with slider 87 on the guide arm 86, slider 87 and guide arm 86 sliding connection, slider 87 top and blade holder 84 bottom fixed connection, and the setting of guide arm 86 can ensure that cutting blade 81 moves and contacts with the rubber pad along lead screw 82 all the time, avoids cutting blade 81 to appear rocking the influence cutting effect. The end of the cutting blade 81 close to the driving roller 2 is triangular and sharp, and the rubber pad can be cut smoothly in the process that the cutting blade 81 moves or stops along the screw 82.

Referring to fig. 1, the driving mechanism 9 includes a driving motor three 91, a driving gear 93 and a driven gear 94, an output shaft of the driving motor three 91 is connected to one end of the driving roller 2 through a reducer 92, the driving gear 93 is disposed at the other end of the driving roller 2, and the driven gear 94 is disposed at one end of the driven roller 3 and engaged with the driving gear 93. Through three 91 of driving motor and the 2 rotations of reduction gear 92 drive initiative roller, initiative roller 2 drives driving gear 93 synchronous revolution, and driving gear 93 drives driven roller 3 through driven gear 94 and rotates to realize the rotation in opposite directions of initiative roller 2 and driven roller 3, extrude the rubber material that gets into between two rollers.

Claims

1. A novel open mill is characterized in that: comprises a frame (1), a driving roller (2) and a driven roller (3) are arranged on the frame (1) along the horizontal direction, the driving roller (2) and the driven roller (3) are rotatably connected with the frame (1), the axes of the driving roller (2) and the driven roller (3) are parallel to each other and are positioned in the same horizontal plane, one side of the frame (1) is provided with a driving mechanism (9) for driving the driving roller (2) and the driven roller (3) to rotate in opposite directions, a feed hopper (4) is arranged above the driving roller (2) and the driven roller (3), the top end of the feed hopper (4) is provided with a feed inlet, the bottom end of the feed hopper (4) is provided with a discharge outlet, the discharge outlet is positioned right above the driving roller (2) and the driven roller (3), and a rotating shaft (5) is arranged at the discharge outlet in the feed hopper (4), the axis of pivot (5) with the axis of initiative roller (2) is parallel to each other, the both ends of pivot (5) all with feeder hopper (4) lateral wall rotates to be connected, the outer wall of pivot (5) is provided with a plurality of switch-off plate (51) along the even interval of circumference, the length of switch-off plate (51) with the size phase-match of discharge gate, be provided with on feeder hopper (4) outer wall and be used for the drive pivot (5) pivoted drive arrangement (6).

2. The novel open mill of claim 1, characterized in that: the stirring device is characterized in that a stirring shaft (7) is arranged in the feeding hopper (4), the stirring shaft (7) is positioned above the rotating shaft (5) and is parallel to the rotating shaft (5), and a plurality of stirring rods (71) are distributed on the outer wall of the stirring shaft (7).

3. The new mill of claim 2, characterized in that: drive arrangement (6) include driving motor (61), action wheel (62) and follow driving wheel (63), the output shaft of driving motor (61) with the one end transmission of pivot (5) is connected, pivot (5) other end is provided with action wheel (62), the both ends of (mixing) shaft (7) all with feeder hopper (4) lateral wall rotates and connects, (mixing) shaft (7) are close to the one end of action wheel (62) is passed feeder hopper (4) lateral wall and cover are established and are fixed with follow driving wheel (63), action wheel (62) with it is equipped with belt (64) to go up the cover from driving wheel (63).

4. The novel open mill of claim 1, characterized in that: keep away from drive roller (2) one side of driven roller (3) is provided with cutting mechanism (8), cutting mechanism (8) include cutting blade (81), lead screw (82) and driving motor two (83), lead screw (82) are located the oblique top of drive roller (2) and with drive roller (2) are parallel to each other, cutting blade (81) are fixed on blade holder (84), blade holder (84) through nut seat (85) with lead screw (82) threaded connection, the both ends of lead screw (82) all with frame (1) rotate and connect, driving motor two (83) are fixed lead screw (82) one end on frame (1), the output shaft of driving motor two (83) with lead screw (82) one end is connected.

5. The novel open mill of claim 4, characterized in that: the guide rod (86) is arranged on one side of the lead screw (82) in parallel, two ends of the guide rod (86) are fixed on the rack (1), a sliding block (87) is sleeved on the guide rod (86), the sliding block (87) is connected with the guide rod (86) in a sliding mode, and the top end of the sliding block (87) is fixedly connected with the bottom end of the cutter holder (84).

6. The new mill of claim 4, characterized in that: one end of the cutting blade (81) close to the driving roller (2) is in a triangular pointed shape.

7. The new mill according to any of claims 1 to 6, characterized in that: the driving mechanism (9) comprises a driving motor III (91), a driving gear (93) and a driven gear (94), an output shaft of the driving motor III (91) is connected with one end of the driving roller (2) through a speed reducer (92), the driving gear (93) is arranged at the other end of the driving roller (2), and the driven gear (94) is arranged at one end of the driven roller (3) and meshed with the driving gear (93).